Take out big groups first, then the rest. Check by multiplying.
Worked example
1164 ÷ 12 = ?
Answer:97
Take out big groups first: 12 × 90 = 1080, and 1164 − 1080 = 84 is left. Then 12 × 7 = 84, so the quotient is 90 + 7 = 97. Answer: 97.
For grown-ups: Divide by 2-digit divisors. Below: three problems to try with the worked answers, and a free printable sheet. Children can practise the same skill as a game, with no sign-up and no ads.
CCSS 5.NBT.B.6
What this practises, for teachers
Practices divide by 2-digit divisors (5.NBT.B.6). A printable sheet with its answer key, worked answers on the page, no accounts.