Bluebook; we are learning to work out our times six, seven and eight tables from our times five tables.
3x7( 3x5) +( 3x2) 3x9(3x5)+(3x4)
=15 + =6 =15 + =12
=27
=21
3x8(3x5)+(3x3) 3x10(3x5)+ (3x5)
=15 + =9 =15 + =12
=24 = 30
3x11(3x5)+(3x6)
=15 + =18
33
3x11(3x5)+(3x6)
=15 + =18
33
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