Mathematics · Grades 3–5
Measurement & time · Formula sheet
Rules, conditions and small examples in one printable reference.
Remember this
Hours and minutes
Multiply hours by sixty, then add the extra minutes.
1 hour = 60 minutes
6 × 60 + 37 = 397
Kilograms and grams
Multiply kilograms by one thousand to express the same mass in grams.
1 kg = 1,000 g
22.5 × 1000 = 22500
Further reading and review references
These are reference links, not copied exercises, institutional endorsement or proof of independent review.
Learning preview · teacher review required. Grade bands are approximate, not official curriculum alignment.