Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 52 + 22 by rounding each number to the nearest 10: ______
- Estimate 52 − 60 by rounding each number to the nearest 10: ______
- Estimate 71 + 76 by rounding each number to the nearest 10: ______
- Estimate 23 − 45 by rounding each number to the nearest 10: ______
- Estimate 61 − 59 by rounding each number to the nearest 10: ______
- Estimate 59 − 34 by rounding each number to the nearest 10: ______
- Estimate 47 − 43 by rounding each number to the nearest 10: ______
- Estimate 88 + 57 by rounding each number to the nearest 10: ______
- Estimate 67 + 72 by rounding each number to the nearest 10: ______
- Estimate 71 + 37 by rounding each number to the nearest 10: ______
- Estimate 50 + 75 by rounding each number to the nearest 10: ______
- Estimate 73 + 77 by rounding each number to the nearest 10: ______
- Estimate 64 − 25 by rounding each number to the nearest 10: ______
- Estimate 41 + 40 by rounding each number to the nearest 10: ______
- Estimate 70 − 65 by rounding each number to the nearest 10: ______
- Estimate 21 − 21 by rounding each number to the nearest 10: ______
- Estimate 49 + 87 by rounding each number to the nearest 10: ______
- Estimate 49 − 52 by rounding each number to the nearest 10: ______
- Estimate 23 − 54 by rounding each number to the nearest 10: ______
- Estimate 39 + 72 by rounding each number to the nearest 10: ______