Mathematics Class 7
A Peek Beyond the Point
Read, place, compare, add and take away decimals. Spot dots that are not decimals.
15 lessons · ~79 min total
Track progress — 0 of 15 lessons read 0%
Lessons in this topic
- 0 Start here A roadmap: tenths, hundredths, reading, comparing, adding, borrowing and look-alike dots. · 3 min You are here
- 1 One step past the ones column Cut a whole into ten equal parts. Each part is a tenth. · 5 min
- 2 The splitting does not stop at tenths Cut a tenth into ten for a hundredth. Cut that for a thousandth. · 5 min
- 3 What the point separates Wholes on the left, parts of one on the right. Say each digit. · 5 min
- 4 An exact spot between two whole numbers A decimal with parts sits between two whole numbers. Each has one spot on the line. · 5 min
- 5 Which of the two is more Compare place by place from the left. The first difference decides. · 5 min
- 6 Two names for one number A decimal is also a fraction. The column name shows how. · 6 min
- 7 Line up the points, not the ends Add and subtract place by place. Points go under points. · 6 min
- 8 Decimals at the shop and on the scale Rupees, metres, kilograms and litres all use decimals. Small unit to big unit: divide. Big to small: multiply. · 6 min
- 9 A whole and a part, in one number A decimal is a whole plus a fraction. Write it both ways. · 6 min
- 10 When the top digit is too small Top digit too small? Borrow from the column on its left. · 6 min
- 11 A dot that is not a decimal point A tenth of an hour is 6 minutes. · 6 min
- 12 Checkpoint Four quick checks before the big picture. · 4 min
- 13 The big picture Eleven ideas, tied back together. · 4 min
- 14 Track quiz Cheat-sheet table plus a reveal quiz — one question per idea. · 7 min
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