| metric cup | 1 c | 2 c | 3 c | 4 c | 5 c | 6 c | 7 c | 8 c | 9 c | 10 c | 11 c | 12 c | 13 c | 14 c | 15 c | 16 c | 17 c | 18 c | 19 c | 20 c | 21 c | 22 c | 23 c | 24 c | 25 c | 26 c | 27 c | 28 c | 29 c | 30 c | 31 c | 32 c | 33 c | 34 c | 35 c | 36 c | 37 c | 38 c | 39 c | 40 c | 41 c | 42 c | 43 c | 44 c | 45 c | 46 c | 47 c | 48 c | 49 c | 50 c | 51 c | 52 c | 53 c | 54 c | 55 c | 56 c | 57 c | 58 c | 59 c | 60 c | 61 c | 62 c | 63 c | 64 c | 65 c | 66 c | 67 c | 68 c | 69 c | 70 c | 71 c | 72 c | 73 c | 74 c | 75 c | 76 c | 77 c | 78 c | 79 c | 80 c | 81 c | 82 c | 83 c | 84 c | 85 c | 86 c | 87 c | 88 c | 89 c | 90 c | 91 c | 92 c | 93 c | 94 c | 95 c | 96 c | 97 c | 98 c | 99 c | 100 c |
| petaliter | 2.5 × 10-16 PL | 5.0 × 10-16 PL | 7.5 × 10-16 PL | 1.0 × 10-15 PL | 1.25 × 10-15 PL | 1.5 × 10-15 PL | 1.75 × 10-15 PL | 2.0 × 10-15 PL | 2.25 × 10-15 PL | 2.5 × 10-15 PL | 2.75 × 10-15 PL | 3.0 × 10-15 PL | 3.25 × 10-15 PL | 3.5 × 10-15 PL | 3.75 × 10-15 PL | 4.0 × 10-15 PL | 4.25 × 10-15 PL | 4.5 × 10-15 PL | 4.75 × 10-15 PL | 5.0 × 10-15 PL | 5.25 × 10-15 PL | 5.5 × 10-15 PL | 5.75 × 10-15 PL | 6.0 × 10-15 PL | 6.25 × 10-15 PL | 6.5 × 10-15 PL | 6.75 × 10-15 PL | 7.0 × 10-15 PL | 7.25 × 10-15 PL | 7.5 × 10-15 PL | 7.75 × 10-15 PL | 8.0 × 10-15 PL | 8.25 × 10-15 PL | 8.5 × 10-15 PL | 8.75 × 10-15 PL | 9.0 × 10-15 PL | 9.25 × 10-15 PL | 9.5 × 10-15 PL | 9.75 × 10-15 PL | 1.0 × 10-14 PL | 1.025 × 10-14 PL | 1.05 × 10-14 PL | 1.075 × 10-14 PL | 1.1 × 10-14 PL | 1.125 × 10-14 PL | 1.15 × 10-14 PL | 1.175 × 10-14 PL | 1.2 × 10-14 PL | 1.225 × 10-14 PL | 1.25 × 10-14 PL | 1.275 × 10-14 PL | 1.3 × 10-14 PL | 1.325 × 10-14 PL | 1.35 × 10-14 PL | 1.375 × 10-14 PL | 1.4 × 10-14 PL | 1.425 × 10-14 PL | 1.45 × 10-14 PL | 1.475 × 10-14 PL | 1.5 × 10-14 PL | 1.525 × 10-14 PL | 1.55 × 10-14 PL | 1.575 × 10-14 PL | 1.6 × 10-14 PL | 1.625 × 10-14 PL | 1.65 × 10-14 PL | 1.675 × 10-14 PL | 1.7 × 10-14 PL | 1.725 × 10-14 PL | 1.75 × 10-14 PL | 1.775 × 10-14 PL | 1.8 × 10-14 PL | 1.825 × 10-14 PL | 1.85 × 10-14 PL | 1.875 × 10-14 PL | 1.9 × 10-14 PL | 1.925 × 10-14 PL | 1.95 × 10-14 PL | 1.975 × 10-14 PL | 2.0 × 10-14 PL | 2.025 × 10-14 PL | 2.05 × 10-14 PL | 2.075 × 10-14 PL | 2.1 × 10-14 PL | 2.125 × 10-14 PL | 2.15 × 10-14 PL | 2.175 × 10-14 PL | 2.2 × 10-14 PL | 2.225 × 10-14 PL | 2.25 × 10-14 PL | 2.275 × 10-14 PL | 2.3 × 10-14 PL | 2.325 × 10-14 PL | 2.35 × 10-14 PL | 2.375 × 10-14 PL | 2.4 × 10-14 PL | 2.425 × 10-14 PL | 2.45 × 10-14 PL | 2.475 × 10-14 PL | 2.5 × 10-14 PL |
Australia, Canada, New Zealand, and some other members of the Commonwealth of Nations—being former British colonies that have since metricated—employ a "metric cup" of 250 millilitres. Although derived from the metric system, it is not an official metric unit.
| 1 cup | = | 250 | millilitres |
| = | 16 2⁄3 | international tablespoons (15 ml each) | |
| = | 12.5 | Australian tablespoons (20 ml each) | |
| ≈ | 8.80 | imperial fluid ounces | |
| ≈ | 8.45 | U.S. customary fluid ounces |
| 1 metric cups ≡ 2.5E-16 petaliters | 6 metric cups ≡ 1.5E-15 petaliters |
| 2 metric cups ≡ 5.0E-16 petaliters | 7 metric cups ≡ 1.75E-15 petaliters |
| 3 metric cups ≡ 7.5E-16 petaliters | 8 metric cups ≡ 2.0E-15 petaliters |
| 4 metric cups ≡ 1.0E-15 petaliters | 9 metric cups ≡ 2.25E-15 petaliters |
| 5 metric cups ≡ 1.25E-15 petaliters | 10 metric cups ≡ 2.5E-15 petaliters |
The petaliter or petalitre is a common metric unit of volume. It is equal to 1 000 000 000 000 cubic meters. Plural name is petaliters.
| 1 petaliters ≡ 4.0E+15 metric cups | 6 petaliters ≡ 2.4E+16 metric cups |
| 2 petaliters ≡ 8.0E+15 metric cups | 7 petaliters ≡ 2.8E+16 metric cups |
| 3 petaliters ≡ 1.2E+16 metric cups | 8 petaliters ≡ 3.2E+16 metric cups |
| 4 petaliters ≡ 1.6E+16 metric cups | 9 petaliters ≡ 3.6E+16 metric cups |
| 5 petaliters ≡ 2.0E+16 metric cups | 10 petaliters ≡ 4.0E+16 metric cups |
| 1 metric cups ≡ 2.5 × 10-16 petaliters |
| 1 petaliters ≡ 4.0 × 1015 metric cups |