Addition
Learn to add numbers from sums to 10 through sums to 20
Build strong foundations with addition, subtraction, counting, place value, and number comparison
Not sure 1st Grade is the right level? Take the free 2-minute placement quiz to find where your child should start.
A spiral-review worksheet mixing problems from every 1st Grade topic β free to print, with answer key.
Learn to add numbers from sums to 10 through sums to 20
Master part-part-whole within 20 and fact families
Count to 120 and learn skip counting by 2s, 5s, and 10s
Learn make 10 strategy, doubles, and doubles plus one
Real 1st Grade problems, one per topic, from addition to telling time β the same explanations your child sees when practicing online.
6 + 2 = ?
Answer: 8
All 1st Grade addition lessonsWhich digit is in the ones place of 31?
Answer: 1
All 1st Grade place value lessonsAn ice cream cone is shaped like a ___.
Answer: cone
All 1st Grade geometry lessonsWhat time is shown on the clock?
Answer: 3:00
All 1st Grade telling time lessonsOne way to spend five short sessions: the first two new lessons of Addition and Subtraction, one printable worksheet a day, then a mixed review. For a signed-in child, Today's Math picks each day's problems instead: due reviews first, then the next skill at their working level.
Starts Addition at its first new lesson, What is Addition?
Builds on What is Addition? with the next new lesson, Addition Facts 0-5.
Starts Subtraction at its first new lesson, What is Subtraction?
Builds on What is Subtraction? with the next new lesson, Subtraction Facts 0-5.
One sheet drawing problems from across 1st Grade topics, so a week of Addition and Subtraction ends on mixed recall rather than the last thing practiced.