Units: centimeter to millimeter conversions
e.g. 10cm = 100mm
Units: meter to centimeter conversions
e.g. 10m = 1,000cm
Arithmetic: order of operations
e.g. (18 + 6 × 5) ÷ 4 + 20 = 24
Arithmetic: 9 times facts
e.g. 9 × 5 = 35