Read numbers to 100 with confidence. Spot patterns on a hundred square, say tens and ones, and match digits to number names.
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The two words are hyphenated
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'Teen' numbers all have one ten and some units
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5 tens and 5 units is the same as 55
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99 is the same as ninety and nine, or ninety-nine
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This number has no tens or units, just a one in the hundreds column
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'Forty' is a slightly different spelling to 'four'
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Numbers which end in 'ty' have a zero at the end
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Seventy-nine represents 7 tens and 9 units
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29 comes just before 30
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19 comes immediately before 20
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