Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 24 + 33 by rounding each number to the nearest 10: ______
- Estimate 31 − 33 by rounding each number to the nearest 10: ______
- Estimate 36 + 64 by rounding each number to the nearest 10: ______
- Estimate 31 − 72 by rounding each number to the nearest 10: ______
- Estimate 51 − 64 by rounding each number to the nearest 10: ______
- Estimate 68 − 51 by rounding each number to the nearest 10: ______
- Estimate 77 + 54 by rounding each number to the nearest 10: ______
- Estimate 26 + 40 by rounding each number to the nearest 10: ______
- Estimate 72 − 50 by rounding each number to the nearest 10: ______
- Estimate 88 − 46 by rounding each number to the nearest 10: ______
- Estimate 88 − 37 by rounding each number to the nearest 10: ______
- Estimate 85 + 60 by rounding each number to the nearest 10: ______
- Estimate 72 − 37 by rounding each number to the nearest 10: ______
- Estimate 31 − 26 by rounding each number to the nearest 10: ______
- Estimate 42 − 53 by rounding each number to the nearest 10: ______
- Estimate 60 − 42 by rounding each number to the nearest 10: ______
- Estimate 53 − 64 by rounding each number to the nearest 10: ______
- Estimate 46 − 56 by rounding each number to the nearest 10: ______
- Estimate 71 + 69 by rounding each number to the nearest 10: ______
- Estimate 46 + 43 by rounding each number to the nearest 10: ______