Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 43 + 51 by rounding each number to the nearest 10: ______
- Estimate 87 − 57 by rounding each number to the nearest 10: ______
- Estimate 59 − 24 by rounding each number to the nearest 10: ______
- Estimate 84 − 38 by rounding each number to the nearest 10: ______
- Estimate 68 − 77 by rounding each number to the nearest 10: ______
- Estimate 34 − 25 by rounding each number to the nearest 10: ______
- Estimate 88 − 38 by rounding each number to the nearest 10: ______
- Estimate 54 + 55 by rounding each number to the nearest 10: ______
- Estimate 26 + 37 by rounding each number to the nearest 10: ______
- Estimate 69 + 43 by rounding each number to the nearest 10: ______
- Estimate 27 − 33 by rounding each number to the nearest 10: ______
- Estimate 61 + 85 by rounding each number to the nearest 10: ______
- Estimate 75 + 22 by rounding each number to the nearest 10: ______
- Estimate 39 − 68 by rounding each number to the nearest 10: ______
- Estimate 49 − 36 by rounding each number to the nearest 10: ______
- Estimate 76 + 67 by rounding each number to the nearest 10: ______
- Estimate 24 − 50 by rounding each number to the nearest 10: ______
- Estimate 54 − 35 by rounding each number to the nearest 10: ______
- Estimate 33 + 25 by rounding each number to the nearest 10: ______
- Estimate 74 + 22 by rounding each number to the nearest 10: ______