TEMA 1.1 Suma y restar 10 a números de dos y tres cifras
a year ago
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• Question 1
20 seconds
Q.

Fíjate y calcula mentalmente.

125 + 10 =

125

135

145

• Question 2
20 seconds
Q.

310+10=

300

310

320

• Question 3
20 seconds
Q.

122+10=

132

142

152

• Question 4
20 seconds
Q.

278+10=

268

288

298

• Question 5
20 seconds
Q.

918-10=

928

908

808

• Question 6
20 seconds
Q.

137-10=

147

117

127

• Question 7
20 seconds
Q.

614-10=

624

604

634

• Question 8
20 seconds
Q.

163-10=

153

174

103

• Question 9
30 seconds
Q.

163+10=

173

153

183

• Question 10
30 seconds
Q.

189-10=

199

188

179

• Question 11
30 seconds
Q.

23+10=

45

33

48

• Question 12
30 seconds
Q.

38+10=

18

28

48

• Question 13
30 seconds
Q.

46+10

76

66

56

• Question 14
30 seconds
Q.

72+10=

82

62

92

• Question 15
30 seconds
Q.

80+10=

90

100

70

• Question 16
30 seconds
Q.

216+10=

106

206

226

• Question 17
30 seconds
Q.

307+10=

327

317

297

• Question 18
30 seconds
Q.

421+10=

451

401

431

• Question 19
30 seconds
Q.

510+10=

520

500

530

• Question 20
30 seconds
Q.

23-10=

3

33

13

• Question 21
30 seconds
Q.

38-10=

28

8

48

• Question 22
30 seconds
Q.

46-10=

56

16

36

• Question 23
30 seconds
Q.

72-10=

82

52

62

• Question 24
30 seconds
Q.

80-10

90

60

70

• Question 25
30 seconds
Q.

216-10=

200

206

226

• Question 26
30 seconds
Q.

317-10=

307

327

297

• Question 27
30 seconds
Q.

421-10=

391

401

411

• Question 28
30 seconds
Q.

510-10=

500

520

400

• Question 29
30 seconds
Q.

889-10=