Students round whole number and decimal factors to the leftmost place with a non-zero digit in order to estimate their product
A. Multiply decimal numbers by powers of 10 and solve for missing factors
B. Multiply decimal numbers in the tenths by a whole number (Level 1)
C. Multiply decimal numbers in the hundredths by a whole number (Level 1)
D. Multiply decimal numbers in the tenths by a whole number (Level 2)
E. Multiply decimal numbers in the hundredths by a whole number (Level 2)
F. Factor out a power of 10 to multiply a decimal number by a tens or hundreds number (Level 1)
G. Factor out a power of 10 to multiply a decimal number by a tens or hundreds number (Level 2)
H. Round numbers to the leftmost place with a non-zero digit (Level 1)
I. Round numbers to the leftmost place with a non-zero digit (Level 2)
K. Estimate the product of a whole and decimal number by rounding (Level 2)
L. Find the estimated and actual products of a whole and decimal number