Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 46 + 49 by rounding each number to the nearest 10: ______
- Estimate 70 − 27 by rounding each number to the nearest 10: ______
- Estimate 34 + 55 by rounding each number to the nearest 10: ______
- Estimate 22 − 75 by rounding each number to the nearest 10: ______
- Estimate 60 + 40 by rounding each number to the nearest 10: ______
- Estimate 83 − 89 by rounding each number to the nearest 10: ______
- Estimate 77 + 33 by rounding each number to the nearest 10: ______
- Estimate 81 − 46 by rounding each number to the nearest 10: ______
- Estimate 29 − 36 by rounding each number to the nearest 10: ______
- Estimate 84 + 22 by rounding each number to the nearest 10: ______
- Estimate 42 − 77 by rounding each number to the nearest 10: ______
- Estimate 44 − 47 by rounding each number to the nearest 10: ______
- Estimate 50 + 86 by rounding each number to the nearest 10: ______
- Estimate 22 + 68 by rounding each number to the nearest 10: ______
- Estimate 55 + 79 by rounding each number to the nearest 10: ______
- Estimate 53 − 48 by rounding each number to the nearest 10: ______
- Estimate 58 + 64 by rounding each number to the nearest 10: ______
- Estimate 36 + 52 by rounding each number to the nearest 10: ______
- Estimate 31 − 60 by rounding each number to the nearest 10: ______
- Estimate 31 + 29 by rounding each number to the nearest 10: ______