Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 32 − 51 by rounding each number to the nearest 10: ______
- Estimate 44 − 30 by rounding each number to the nearest 10: ______
- Estimate 42 + 57 by rounding each number to the nearest 10: ______
- Estimate 47 + 71 by rounding each number to the nearest 10: ______
- Estimate 76 − 44 by rounding each number to the nearest 10: ______
- Estimate 72 + 45 by rounding each number to the nearest 10: ______
- Estimate 43 + 27 by rounding each number to the nearest 10: ______
- Estimate 25 + 76 by rounding each number to the nearest 10: ______
- Estimate 61 − 34 by rounding each number to the nearest 10: ______
- Estimate 89 + 76 by rounding each number to the nearest 10: ______
- Estimate 28 + 36 by rounding each number to the nearest 10: ______
- Estimate 24 + 81 by rounding each number to the nearest 10: ______
- Estimate 48 + 80 by rounding each number to the nearest 10: ______
- Estimate 81 − 41 by rounding each number to the nearest 10: ______
- Estimate 23 − 85 by rounding each number to the nearest 10: ______
- Estimate 59 − 37 by rounding each number to the nearest 10: ______
- Estimate 51 − 88 by rounding each number to the nearest 10: ______
- Estimate 38 + 35 by rounding each number to the nearest 10: ______
- Estimate 57 − 68 by rounding each number to the nearest 10: ______
- Estimate 36 + 23 by rounding each number to the nearest 10: ______