From number bonds and ten frames in grade 1 to column addition and subtraction with five-digit numbers. The written methods show every carry and borrow, one step at a time.
Practise single-digit addition and subtraction facts, like 7 + 5 and 9 − 4. A new question every time, with a narrated solution video.
Practise making ten and twenty with ten frames: fill the empty boxes, or show a number with counters. New frames every time, with a solution video.
Practise number bonds to 20: find the missing whole or the missing part. A new bond every time, with a narrated solution video.
Practise counting on and back on a number line: 9 + 6, 14 − 5, and missing-number sentences. New questions every time, with a solution video.
Practise two-step money word problems on a number line: add the costs, then subtract the payment. New names and amounts every time, with a video.
Practise column addition with carrying, writing each carried digit in its box. 2- and 3-digit numbers, a new sum every time, with a solution video.
Practise adding large numbers with column addition and carrying. A new sum every time, with step-by-step working and a narrated solution video.
Practise subtracting large numbers with column subtraction and borrowing. A new question every time, with step-by-step working and a solution video.
Practise subtraction with regrouping on a place-value mat: break a ten or a hundred, then subtract. New numbers every time, with a solution video.
Practise open-ended addition: two numbers that make a total and keep a rule or two. Any pair that fits is right. New every time, with a narrated solution video.