Lines; the parts of addition and subtraction
Answers are for parents and teachers.
1
Draw 1 straight line, 1 curved line, 1 segment and 1 broken line, and label each.
Each line should be correctly named.
2
Mark points A, B, C, D and join them in order. How many links does the broken line have?
3
3
Fill the table: addends (2; 5), (4; 4), (7; 3) → sums?
7, 8, 10
4
Fill the table: minuends 9, 6, 10; subtrahends 4, 6, 1 → differences?
5, 0, 9
5
Write one addition and one subtraction and name every number in them.
For example: 4 + 2 = 6 (addend, addend, sum); 7 − 3 = 4 (minuend, subtrahend, difference).