Number bonds and complements
Pairs that make 10, 20, 100 or 1000 (and the 9s, 99s and 999s), as missing-number sums or as subtraction.
Rows that multiply to change kilometers to meters, meters to centimeters or millimeters, and centimeters to millimeters, such as 7 m to centimeters.
Rows that multiply to change kilometers to meters, meters to centimeters or millimeters, and centimeters to millimeters, such as 7 m to centimeters.
You can change any of these settings above. Press "New problems" for a fresh set with the same settings, or pick Version A to Z to print different sheets for neighboring desks. The answer key always matches.
Each row is one conversion, such as 5 yd = ___ ft or 4,000 g = ___ kg. Choose length, mass or capacity, metric or customary units, and whether students change a larger unit into a smaller one (multiply), a smaller unit into a larger one (divide), or both.
Every answer is a whole number. The solved example states the conversion fact it uses, and the answer key lists every missing number. A large-print version is available.
US Letter or A4, portrait: choose your paper size above. Print at 100 percent (actual size). Use "Black and white" for the copier, or "Color" for display pages and mini books.
Pairs that make 10, 20, 100 or 1000 (and the 9s, 99s and 999s), as missing-number sums or as subtraction.
Tick the boxes for every number a given number divides by, using the rules for 2, 3, 4, 5, 6, 8, 9 and 10.
Mazes where you may only step on multiples of a chosen number. One route, no guessing.