Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 43 − 66 by rounding each number to the nearest 10: ______
- Estimate 67 + 37 by rounding each number to the nearest 10: ______
- Estimate 85 − 34 by rounding each number to the nearest 10: ______
- Estimate 72 + 46 by rounding each number to the nearest 10: ______
- Estimate 64 + 83 by rounding each number to the nearest 10: ______
- Estimate 29 + 86 by rounding each number to the nearest 10: ______
- Estimate 24 − 42 by rounding each number to the nearest 10: ______
- Estimate 25 − 26 by rounding each number to the nearest 10: ______
- Estimate 25 + 23 by rounding each number to the nearest 10: ______
- Estimate 40 − 76 by rounding each number to the nearest 10: ______
- Estimate 89 − 50 by rounding each number to the nearest 10: ______
- Estimate 23 + 89 by rounding each number to the nearest 10: ______
- Estimate 34 − 65 by rounding each number to the nearest 10: ______
- Estimate 71 + 33 by rounding each number to the nearest 10: ______
- Estimate 29 − 35 by rounding each number to the nearest 10: ______
- Estimate 55 + 29 by rounding each number to the nearest 10: ______
- Estimate 24 − 28 by rounding each number to the nearest 10: ______
- Estimate 25 + 58 by rounding each number to the nearest 10: ______
- Estimate 43 + 88 by rounding each number to the nearest 10: ______
- Estimate 52 − 77 by rounding each number to the nearest 10: ______